DMBS.ig
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Deadlocks occur when two or more transactions are each waiting for a resource that is held by another transaction?
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Sorting outer (R) and inner (S) relations on the join column groups tuples that match in that column
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Denormalization cannot improve the performance of read-heavy database applications.
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SQL Server provides built-in functions for performing mathematical and string operations.
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Recursive implementation is necessary for eliminating duplicates when partitioning exceeds buffer capacity
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Relation scan operation requires reading all tuples from the relation
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An index in a database is a data structure used to speed up searches and queries on data.
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Unrepeatable Reads occur when two or more transactions are each waiting for a resource that is held by another transaction?
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PostgreSQL allows users to create custom data types
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Transactions are atomic, meaning they either execute completely or not at all.
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